a {
    text-decoration: none;
}

li {
    list-style: none;
}

#cleft {
    width: 18%;
    height: 100%;
    background-color: rgba(254, 254, 254, 1);
    position: absolute;
    left: 0;
    top: 0;
    z-index: 9;
    transition: 0.5s;
    box-sizing: border-box;
}

#cleft li {
    width: 100%;
    height: 40px;
    line-height: 40px;
    text-align: left;
    background-color: #F9F9F9;
    cursor: pointer;
}

#cleft li:hover img {
    transform: scale(1.1);
}

#cleft li img {
    float: left;
    width: 20px;
    margin-top: 10px;
    margin-left: 18%;
    transition: 0.3s;
}

#cleft li span {
    display: inline-block;
    font-size: 15px;
    font-weight: 400;
    color: #68747c;
    margin-left: 12%;
}


/*-----内容区域-右侧------*/

#cright {
    width: 82%;
    height: 100%;
    float: right;
    box-sizing: border-box;
    transition: 0.5s;
    position: relative;
}


/*-----Nav01-首页-内容区域-右侧------*/

#nav01 {
    width: 100%;
    height: 100%;
    background-color: #efefef;
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center center;
    position: absolute;
    top: 0;
    right: 0;
    z-index: 7;
}


/* NO2-关于本站 */

#nav02 {
    width: 100%;
    height: 100%;
    background-color: #efefef;
    overflow-y: scroll;
    overflow-x: hidden;
    scrollbar-width: none;
    -ms-overflow-style: none;
    position: absolute;
    top: 0;
    right: 0;
    z-index: 6;
}


/* 设置滚动条的样式 */

#nav02::-webkit-scrollbar {
    width: 8px;
}


/* 滚动槽 */

#nav02::-webkit-scrollbar-track {
    -webkit-box-shadow: rgb(150, 41, 41);
    border-radius: 10px;
}


/* 滚动条滑块 */

#nav02::-webkit-scrollbar-thumb {
    border-radius: 3px;
    background-color: rgba(40, 40, 40, 0.6);
}


/* NO3-站长团队 */

#nav03 {
    width: 100%;
    height: 100%;
    background-color: #efefef;
    position: absolute;
    top: 0;
    right: 0;
    z-index: 5;
}

#nav04 {
    width: 100%;
    height: 100%;
    background-color: #efefef;
    /* 商业合作页面背景图片1 */
    /* background-image: url(../img/shangyehezuo.png); */
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center center;
    /* position: absolute; */
    top: 0;
    right: 0;
    z-index: 4;
}

#className {
    background-color: #86d2f0;
    color: rgb(0, 0, 0);
    padding: 11px;
    font-size: 14px;
    border: none;
    cursor: pointer;
    width: 100px;
}

#className2 {
    background-color: #86d2f0;
    color: rgb(0, 0, 0);
    padding: 11px;
    font-size: 14px;
    border: none;
    cursor: pointer;
}

th {
    font-size: 20px;
}